General

  • Target

    37109eb42fff729d1786ca4b676167f7acaa918a4abaf3bb465cfed6efa2b134.exe

  • Size

    619KB

  • Sample

    240427-bpap2afh74

  • MD5

    ed1e2fd68e9de44ea4e01c7897f64411

  • SHA1

    a42eb4e6084ac91d1fad3ef9fe01d8d3e9db0c26

  • SHA256

    37109eb42fff729d1786ca4b676167f7acaa918a4abaf3bb465cfed6efa2b134

  • SHA512

    6bef9338609c2d307ace1620d8e8c8a7d2888448b04a259dbd54937aa92255f8805c696558177303e95ebcf74d041d995b392e6084a92f80789d7422d02f7bf1

  • SSDEEP

    12288:gYIPXjyEcoqe8OKZDOZqB8tMX4tVOiaatVSSDc1ow1rxEdex:gYIPuEtq/KoDX4XaaaSo1DUd

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      37109eb42fff729d1786ca4b676167f7acaa918a4abaf3bb465cfed6efa2b134.exe

    • Size

      619KB

    • MD5

      ed1e2fd68e9de44ea4e01c7897f64411

    • SHA1

      a42eb4e6084ac91d1fad3ef9fe01d8d3e9db0c26

    • SHA256

      37109eb42fff729d1786ca4b676167f7acaa918a4abaf3bb465cfed6efa2b134

    • SHA512

      6bef9338609c2d307ace1620d8e8c8a7d2888448b04a259dbd54937aa92255f8805c696558177303e95ebcf74d041d995b392e6084a92f80789d7422d02f7bf1

    • SSDEEP

      12288:gYIPXjyEcoqe8OKZDOZqB8tMX4tVOiaatVSSDc1ow1rxEdex:gYIPuEtq/KoDX4XaaaSo1DUd

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • Detect packed .NET executables. Mostly AgentTeslaV4.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

Email Collection

1
T1114

Tasks